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Finding the Fourth Proportional to 52,479.86, 78,697.30 and 24,396.99

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Solution

The fourth proportional to 52,479.86, 78,697.30 and 24,396.99 is: 36,585.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,479.86 : 78,697.30 = 24,396.99 : x
  2. Step 2: Convert to fraction form
    52,479.86/78,697.30 = 24,396.99/x
  3. Step 3: Cross multiply
    52,479.86x = 78,697.30 × 24,396.99
  4. Step 4: Simplify right side
    52,479.86x = 1,919,977,241.13
  5. Step 5: Solve for x
    x = 1,919,977,241.13/52,479.86
  6. Step 6: Final answer
    x = 36,585.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.